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- #!/usr/bin/perl -w
- # This file was preprocessed, do not edit!
-
-
- package Debconf::FrontEnd::Passthrough;
- use strict;
- use Carp;
- use IO::Socket;
- use IO::Handle;
- use Debconf::FrontEnd;
- use Debconf::Element;
- use Debconf::Element::Select;
- use Debconf::Element::Multiselect;
- use Debconf::Log qw(:all);
- use Debconf::Encoding;
- use base qw(Debconf::FrontEnd);
-
- my ($READFD, $WRITEFD, $SOCKET);
- if (defined $ENV{DEBCONF_PIPE}) {
- $SOCKET = $ENV{DEBCONF_PIPE};
- } elsif (defined $ENV{DEBCONF_READFD} && defined $ENV{DEBCONF_WRITEFD}) {
- $READFD = $ENV{DEBCONF_READFD};
- $WRITEFD = $ENV{DEBCONF_WRITEFD};
- } else {
- die "Neither DEBCONF_PIPE nor DEBCONF_READFD and DEBCONF_WRITEFD were set\n";
- }
-
-
- sub init {
- my $this=shift;
-
- if (defined $SOCKET) {
- $this->{readfh} = $this->{writefh} = IO::Socket::UNIX->new(
- Type => SOCK_STREAM,
- Peer => $SOCKET
- ) || croak "Cannot connect to $SOCKET: $!";
- } else {
- $this->{readfh} = IO::Handle->new_from_fd(int($READFD), "r") || croak "Failed to open fd $READFD: $!";
- $this->{writefh} = IO::Handle->new_from_fd(int($WRITEFD), "w") || croak "Failed to open fd $WRITEFD: $!";
- }
-
- binmode $this->{readfh}, ":utf8";
- binmode $this->{writefh}, ":utf8";
-
- $this->{readfh}->autoflush(1);
- $this->{writefh}->autoflush(1);
-
- $this->SUPER::init(@_);
- $this->interactive(1);
- }
-
-
- sub talk {
- my $this=shift;
- my $command=join(' ', map { Debconf::Encoding::to_Unicode($_) } @_);
- my $reply;
-
- my $readfh = $this->{readfh} || croak "Broken pipe";
- my $writefh = $this->{writefh} || croak "Broken pipe";
-
- debug developer => "----> $command";
- print $writefh $command."\n";
- $writefh->flush;
- $reply = <$readfh>;
- chomp($reply);
- debug developer => "<---- $reply";
- my ($tag, $val) = split(' ', $reply, 2);
- $val = '' unless defined $val;
- $val = Debconf::Encoding::convert("UTF-8", $val);
-
- return ($tag, $val) if wantarray;
- return $tag;
- }
-
-
- sub makeelement
- {
- my $this=shift;
- my $question=shift;
-
- my $type=$question->type;
- if ($type eq "select" || $type eq "multiselect") {
- $type=ucfirst($type);
- return "Debconf::Element::$type"->new(question => $question);
- } else {
- return Debconf::Element->new(question => $question);
- }
- }
-
-
- sub capb_backup
- {
- my $this=shift;
- my $val = shift;
-
- $this->{capb_backup} = $val;
- $this->talk('CAPB', 'backup') if $val;
- }
-
-
- sub capb
- {
- my $this=shift;
- my $ret;
- return $this->{capb} if exists $this->{capb};
-
- ($ret, $this->{capb}) = $this->talk('CAPB');
- return $this->{capb} if $ret eq '0';
- }
-
-
- sub title
- {
- my $this = shift;
- return $this->{title} unless @_;
- my $title = shift;
-
- $this->{title} = $title;
- $this->talk('TITLE', $title);
- }
-
-
- sub settitle
- {
- my $this = shift;
- my $question = shift;
-
- $this->{title} = $question->description;
-
- my $tag = $question->template->template;
- my $type = $question->template->type;
- my $desc = $question->description;
- my $extdesc = $question->extended_description;
-
- $this->talk('DATA', $tag, 'type', $type);
-
- if ($desc) {
- $desc =~ s/\n/\\n/g;
- $this->talk('DATA', $tag, 'description', $desc);
- }
-
- if ($extdesc) {
- $extdesc =~ s/\n/\\n/g;
- $this->talk('DATA', $tag, 'extended_description', $extdesc);
- }
-
- $this->talk('SETTITLE', $tag);
- }
-
-
- sub go {
- my $this = shift;
-
- my @elements=grep $_->visible, @{$this->elements};
- foreach my $element (@elements) {
- my $question = $element->question;
- my $tag = $question->template->template;
- my $type = $question->template->type;
- my $desc = $question->description;
- my $extdesc = $question->extended_description;
- my $default;
- if ($type eq 'select') {
- $default = $element->translate_default;
- } elsif ($type eq 'multiselect') {
- $default = join ', ', $element->translate_default;
- } else {
- $default = $question->value;
- }
-
- $this->talk('DATA', $tag, 'type', $type);
-
- if ($desc) {
- $desc =~ s/\n/\\n/g;
- $this->talk('DATA', $tag, 'description', $desc);
- }
-
- if ($extdesc) {
- $extdesc =~ s/\n/\\n/g;
- $this->talk('DATA', $tag, 'extended_description',
- $extdesc);
- }
-
- if ($type eq "select" || $type eq "multiselect") {
- my $choices = $question->choices;
- $choices =~ s/\n/\\n/g if ($choices);
- $this->talk('DATA', $tag, 'choices', $choices);
- }
-
- $this->talk('SET', $tag, $default) if $default ne '';
-
- my @vars=$Debconf::Db::config->variables($question->{name});
- for my $var (@vars) {
- my $val=$Debconf::Db::config->getvariable($question->{name}, $var);
- $val='' unless defined $val;
- $this->talk('SUBST', $tag, $var, $val);
- }
-
- $this->talk('INPUT', $question->priority, $tag);
- }
-
- if (@elements && (scalar($this->talk('GO')) eq "30") && $this->{capb_backup}) {
- return;
- }
-
- foreach my $element (@{$this->elements}) {
- if ($element->visible) {
- my $tag = $element->question->template->template;
- my $type = $element->question->template->type;
-
- my ($ret, $val)=$this->talk('GET', $tag);
- if ($ret eq "0") {
- if ($type eq 'select') {
- $element->value($element->translate_to_C($val));
- } elsif ($type eq 'multiselect') {
- $element->value(join(', ', map { $element->translate_to_C($_) } split(', ', $val)));
- } else {
- $element->value($val);
- }
- debug developer => "Got \"$val\" for $tag";
- }
- } else {
- my $default='';
- $default=$element->question->value if defined $element->question->value;
- $element->value($default);
- }
- }
-
- return 1;
- }
-
-
- sub progress_data {
- my $this=shift;
- my $subcommand=shift;
- my $question=shift;
-
- my $tag=$question->template->template;
- my $type=$question->template->type;
- my $desc=$question->description;
- my $extdesc=$question->extended_description;
-
- $this->talk('DATA', $tag, 'type', $type);
-
- if ($desc) {
- $desc =~ s/\n/\\n/g;
- $this->talk('DATA', $tag, 'description', $desc);
- }
-
- if ($extdesc) {
- $extdesc =~ s/\n/\\n/g;
- $this->talk('DATA', $tag, 'extended_description', $extdesc);
- }
- }
-
- sub progress_start {
- my $this=shift;
-
- $this->progress_data('START', $_[2]);
- return $this->talk('PROGRESS', 'START', $_[0], $_[1], $_[2]->template->template);
- }
-
- sub progress_set {
- my $this=shift;
-
- return $this->talk('PROGRESS', 'SET', $_[0]);
- }
-
- sub progress_step {
- my $this=shift;
-
- return $this->talk('PROGRESS', 'STEP', $_[0]);
- }
-
- sub progress_info {
- my $this=shift;
-
- $this->progress_data('INFO', $_[0]);
- return $this->talk('PROGRESS', 'INFO', $_[0]->template->template);
- }
-
- sub progress_stop {
- my $this=shift;
-
- return $this->talk('PROGRESS', 'STOP');
- }
-
-
- 1
-
-